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Olga Gray and the Woolwich Arsenal Spy Ring
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Catalogue reference: HW 3/177
This record is about the Nigel de Grey's account of how he worked on Zimmerman telegram in Room 40, Jan 1917... dating from 1945 Oct in the series Government Code and Cypher School and predecessors: Personal Papers, Unofficial Histories,.... It is held at The National Archives, Kew.
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HW 3/177
1945 Oct
Nigel de Grey's account of how he worked on Zimmerman telegram in Room 40, Jan 1917 and then later decyphered it before Edward Bell of the US Embassy. Transferred from HW 7/10 in August 1995
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Open Document, Open Description
HW 3
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Records created or inherited by Government Communications Headquarters (GCHQ)
Government Code and Cypher School and predecessors: Personal Papers, Unofficial Histories,...
Nigel de Grey's account of how he worked on Zimmerman telegram in Room 40, Jan 1917...
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